Fix a compiler warning.
Fix a compiler warning.

The compiler barks about ret being used without potentially being
initialized. This fixes the problem.

BUG=chromium:386393
TEST=Package builds.

Change-Id: I5de5ce87087fab1b5c8b1eeac7b8eb1381b6616f
Reviewed-on: https://chromium-review.googlesource.com/204629
Tested-by: Gilad Arnold <a0dab390cfdc583218cee97b60c5c4eb1be355d2@chromium.org>
Reviewed-by: Gilad Arnold <a0dab390cfdc583218cee97b60c5c4eb1be355d2@chromium.org>
Commit-Queue: Gilad Arnold <a0dab390cfdc583218cee97b60c5c4eb1be355d2@chromium.org>
Reviewed-by: Daniel Kurtz <31914e832df1cd8e5daa417106c0c6f5297b27d7@chromium.org>

markyzq/armsoc-rockchip,markyzq/armsoc-rockchip